assertTrue(messages.hasMessageOf(property));
    }

    public void test_addConstraintsModCheckMessage() {
        String property = "testProperty";
        String modType = "Modulo10";
        String value = "12345";
        FessMessages result = messages.addConstraintsModCheckMessage(property, modType, value);
        assertNotNull(result);
        assertSame(messages, result);